Big Tech faces a historic legal showdown. A major trial over social media addiction has begun and could reshape the technology industry. Meta CEO Mark Zuckerberg testified before a jury for the first time over claims that social media harms young people. His testimony came more than four years after leaked internal documents suggested the company knew its platforms could…

Agency Refuses to Review Seasonal Flu Shot The US Food and Drug Administration refused to accept Moderna’s application to review its first mRNA seasonal flu vaccine. The company confirmed the decision on Tuesday. The refusal delivers another setback for mRNA vaccine development in the United States. Several officials in the Trump administration have recently criticized the technology. The FDA said…